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$219+ Cheap flights from New Windsor to Portland (SWF - PDX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — PDX
Jun 29 — Jul 61
Mon 6/29
Mon 7/6
1 adult, Economy
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Cheap flight deals from Stewart to Portland

One-way flights from Stewart to Portland
Search for one-way flight options from Stewart to Portland. Find affordable one-way fares based on user searches. Data last updated May 30, 2026.

This Kiwi.com deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:44 pm
SWF
-
PDX
2 stops23h 23m
Allegiant Air
Deal found 5/29$219
This Kiwi.com deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1310:28 am
SWF
-
PDX
2 stops32h 04m
Allegiant Air
Deal found 5/29$250
This Kiwi.com deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/227:46 pm
SWF
-
PDX
2 stops22h 21m
Allegiant Air
Deal found 5/26$253
This Kiwi.com deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2412:05 pm
SWF
-
PDX
3 stops48h 39m
Multiple Airlines
Deal found 5/28$267
This Kiwi.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/49:38 am
SWF
-
PDX
2 stops27h 06m
Multiple Airlines
Deal found 5/25$272
This Kiwi.com deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/210:28 am
SWF
-
PDX
2 stops51h 11m
Allegiant Air
Deal found 5/28$276
This Kiwi.com deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/247:56 pm
SWF
-
PDX
2 stops40h 48m
Allegiant Air
Deal found 5/26$277
This Kiwi.com deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/129:39 am
SWF
-
PDX
2 stops49h 28m
Allegiant Air
Deal found 5/27$279
This Kiwi.com deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1512:05 pm
SWF
-
PDX
3 stops48h 28m
Multiple Airlines
Deal found 5/29$280

Find flight deals from Stewart to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 30, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Popular in

December

Cheapest in

February

Average price

$439
Provider with most accurate pricing for New Windsor Stewart-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Windsor Stewart-Portland flights.
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Stewart to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 30, 2026.
Use the filters below to find and compare flights from New Windsor to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way

New WindsorPortland

SWF - PDX

SWFPDX

New Windsor Stewart

Thu 8/13

10:28 am-3:32 pm

2 stops32h 04m

$250

New WindsorPortland

SWF - PDX

SWFPDX

New Windsor Stewart

Thu 6/4

9:38 am-9:44 am

2 stops27h 06m

$275

New WindsorPortland

SWF - PDX

SWFPDX

New Windsor Stewart

Sun 7/19

10:28 am-10:39 am

2 stops51h 11m

$289

New WindsorPortland

SWF - PDX

SWFPDX

New Windsor Stewart

Sat 8/1

4:13 pm-1:58 pm

2 stops24h 45m

$291

New WindsorPortland

SWF - PDX

SWFPDX

New Windsor Stewart

Sun 7/26

10:28 am-10:39 am

2 stops51h 11m

$303

New WindsorPortland

SWF - PDX

SWFPDX

New Windsor Stewart

Sun 8/9

10:28 am-3:32 pm

2 stops32h 04m

$305
Quickest one-way

New WindsorPortland

SWF - PDX

SWFPDX

New Windsor Stewart

Wed 8/12

7:58 pm-4:51 pm

3 stops23h 53m

$312

New WindsorPortland

SWF - PDX

SWFPDX

New Windsor Stewart

Sun 6/7

9:38 am-9:44 am

2 stops27h 06m

$313

New WindsorPortland

SWF - PDX

SWFPDX

New Windsor Stewart

Sun 7/26

10:28 am-4:51 pm

3 stops33h 23m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/29

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on New Windsor-Portland flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on New Windsor-Portland flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from New Windsor-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New Windsor-Portland flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New Windsor-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Stewart to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Stewart with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Stewart to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Stewart to Portland that include hotel bookings?

    Yes. In addition to deals on Stewart to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Stewart to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Stewart to Portland.

  • Can I find deals for business class flights from Stewart to Portland?

    Yes. Cheapflights offers flight deals from Stewart to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Beaverton
Seaside
Vancouver
Lincoln City
Longview
Lake Oswego
Hillsboro
Clackamas
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Wilsonville
Depoe Bay
Stevenson
Tillamook
Astoria
Gresham

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